Opioid


[oh-pee-oid] /ˈoʊ piˌɔɪd/

noun, Biochemistry, Pharmacology.
1.
any opiumlike substance.
2.
any of a group of natural substances, as the endorphins, produced by the body in increased amounts in response to stress and pain.
3.
any of several synthetic compounds, as methadone, having effects similar to natural alkaloids and their derivatives.
adjective
4.
pertaining to such a substance.
/ˈəʊpɪˌɔɪd/
noun
1.

n.

1957, from opium + -oid.

opioid o·pi·oid (ō’pē-oid’)
n.
See opiate. adj.
Opiate.
o’pi·oid’ adj.

Read Also:

  • Opiomelanocortin

    opiomelanocortin o·pi·o·mel·a·no·cor·tin (ō’pē-ō-měl’ə-nō-kôr’tn) n. A linear polypeptide of the pituitary gland that contains the nucleotide sequences of endorphins and various pituitary hormones.

  • Opisthenar

    opisthenar o·pis·the·nar (ə-pĭs’thə-när’) n. The back of the hand.

  • Opisthion

    opisthion o·pis·thi·on (ə-pĭs’thē-ŏn’) n. The middle point on the rear margin of the great foramen.

  • Opistho-

    1. a combining form meaning “back,” “behind,” “rear,” used in the formation of compound words: opisthograph. opistho- pref. Back; backward: opisthotonos.

  • Opisthobranch

    [uh-pis-thuh-brangk] /əˈpɪs θəˌbræŋk/ noun 1. any gastropod mollusk of the order Opisthobranchia, as the sea slugs, sea butterflies, and sea hares, characterized by a vestigial or absent mantle and shell and two pairs of tentacles. adjective 2. of or relating to the opisthobranches. /əˈpɪsθəˌbræŋk/ noun 1. any marine gastropod of the class Opisthobranchia (or Opisthobranchiata), […]


Disclaimer: Opioid definition / meaning should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. All content on this website is for informational purposes only.