Nonreturn

[ri-turn] /rɪˈtɜrn/

verb (used without object)
1.
to go or come back, as to a former place, position, or state:
to return from abroad; to return to public office; to return to work.
2.
to revert to a former owner:
The money I gave him returns to me in the event of his death.
3.
to revert or recur, as in thought, discourse, etc.:
He returned to his story.
4.
to make a reply or retort:
She returned with a witty sally.
verb (used with object)
5.
to put, bring, take, give, or send back to the original place, position, etc.:
to return a book to a shelf; to return a child to her mother; to return the switch to off position.
6.
to send or give back in reciprocation, recompense, or requital:
to return evil for good.
7.
to reciprocate, repay, or react to (something sent, given, done, etc.) with something similar:
to return the enemy’s fire; to return a favor.
8.
Law.

9.
to reflect (light, sound, etc.).
10.
to yield (a profit, revenue, etc.), as in return for labor, expenditure, or investment.
11.
to report or announce officially:
to return a list of members.
12.
to elect, as to a legislative body:
The voters returned him to office by a landslide.
13.
Military. to put (a weapon) back into its holder.
14.
Cards. to respond to (a suit led) by a similar lead:
She returned diamonds.
15.
to turn back or in the reverse direction, as a served ball in tennis.
16.
Chiefly Architecture. to cause to turn or proceed in a different direction from the previous line of direction; reverse:
to return a cornice at each end of a façade.
noun
17.
the act or fact of returning as by going or coming back or bringing, sending, or giving back: the return of the Jews from the Diaspora;
We should appreciate your return of the book immediately.
18.
a recurrence:
the return of the moon each month.
19.
reciprocation, repayment, or requital:
profits in return for outlay.
20.
response or reply.
21.
a person or thing that is returned:
returns of mill goods.
22.
the gain realized on an exchange of goods.
23.
Often, returns. a yield or profit, as from labor, land, business, or investment:
He received a quick return on his money.
24.
Also called tax return. a statement, on an officially prescribed form, of income, deductions, exemptions, etc., and taxes due.
25.
Usually, returns. an official or unofficial report on a count of votes, candidates elected, etc.:
election returns.
26.
Chiefly British. (def 2).
27.
Architecture.

28.
a tablelike extension attached at a right angle to a desk at typing height, for holding a typewriter, computer, etc.
29.
a key or lever on a typewriter or other business machine that returns the carriage to the extreme right, or the typing element to the extreme left, for the beginning of a new line.
30.
Computers. See under (def 2).
31.
Sports.

32.
Football. a runback of a kick, intercepted pass, or fumble recovery.
33.
Economics. yield per unit as compared to the cost per unit involved in a specific industrial process.
34.
Law.

35.
Cards. a lead that responds to a partner’s lead.
36.
Theater. a flat or drapery parallel to the tormentor for masking the offstage area and often completing the downstage part of a set.
37.
returns.

adjective
38.
of or relating to a return or returning:
a return trip.
39.
sent, given, or done in return:
a return shot.
40.
done or occurring again:
a return engagement of the opera.
41.
noting a person or thing that is returned or returning to a place:
return cargo.
42.
changing in direction; doubling or returning on itself:
a return twist in a road.
43.
used for returning, recirculating, etc.:
the return road; a return pipe.
44.
(of a game) played in order to provide the loser of an earlier game with the opportunity to win from the same opponent:
return match.
45.
adequate, necessary, or provided to enable the return of a mailed package or letter to its sender:
return postage guaranteed; return address; return envelope.
/ˌnɒnrɪˈtɜːn/
adjective
1.
denoting a mechanism that permits flow in a pipe, tunnel, etc, in one direction only: a nonreturn valve
/rɪˈtɜːn/
verb
1.
(intransitive) to come back to a former place or state
2.
(transitive) to give, take, or carry back; replace or restore
3.
(transitive) to repay or recompense, esp with something of equivalent value: return the compliment
4.
(transitive) to earn or yield (profit or interest) as an income from an investment or venture
5.
(intransitive) to come back or revert in thought or speech: I’ll return to that later
6.
(intransitive) to recur or reappear: the symptoms have returned
7.
to answer or reply
8.
(transitive) to vote into office; elect
9.
(transitive) (law) (of a jury) to deliver or render (a verdict)
10.
(transitive) to send back or reflect (light or sound): the canyon returned my shout
11.
(transitive) to submit (a report, etc) about (someone or something) to someone in authority
12.
(transitive) (cards) to lead back (the suit led by one’s partner)
13.
(transitive) (ball games) to hit, throw, or play (a ball) back
14.
(transitive) (architect) to turn (a part, decorative moulding, etc) away from its original direction
15.
return thanks, (of Christians) to say grace before a meal
noun
16.
the act or an instance of coming back
17.
something that is given or sent back, esp unsatisfactory merchandise returned to the maker or supplier or a theatre ticket sent back by a purchaser for resale
18.
the act or an instance of putting, sending, or carrying back; replacement or restoration
19.
(often pl) the yield, revenue, or profit accruing from an investment, transaction, or venture
20.
the act or an instance of reciprocation or repayment (esp in the phrase in return for)
21.
a recurrence or reappearance
22.
an official report, esp of the financial condition of a company
23.

24.
(often pl) a statement of the votes counted at an election or poll
25.
an answer or reply
26.
(Brit) short for return ticket
27.
(NZ, informal) a second helping of food served at a table
28.
(architect)

29.
(law) a report by a bailiff or other officer on the outcome of a formal document such as a claim, summons, etc, issued by a court
30.
(cards) a lead of a card in the suit that one’s partner has previously led
31.
(ball games) the act of playing or throwing a ball back
32.
(Brit) by return, by return of post, by the next post back to the sender
33.
many happy returns, many happy returns of the day, a conventional greeting to someone on his or her birthday
34.
the point of no return, the point at which a person’s commitment is irrevocable
adjective
35.
of, relating to, or characterized by a return: a return visit, a return performance
36.
denoting a second, reciprocated occasion: a return match
v.

early 14c., “to come back, come or go back to a former position” (intransitive), from Old French retorner “turn back, turn round, return” (Modern French retourner), from re- “back” (see re-) + torner “to turn” (see turn (v.)). Transitive sense of “report officially” is early 15c.; “to send back” is mid-15c.; that of “to turn back” is from c.1500. Meaning “to give in repayment” is 1590s; that of “give back, restore” c.1600. Related: Returned; returning.
n.

late 14c., “act of coming back,” also “official report of election results,” from Anglo-French retorn, Old French retorne, verbal noun from retorner (see return (v.)). In ball games from 1833; specifically in tennis from 1886. Meaning “a yield, a profit” is recorded from 1620s. Meaning “a thing sent back” is from 1875. Many happy returns of the day was used by Addison (1716). Mailing return address attested from 1884.