Genii

[jee-nee-ahy] /ˈdʒi niˌaɪ/

noun
1.
a plural of .
[jeen-yuh s] /ˈdʒin yəs/
noun, plural geniuses for 2, 3, 8, genii
[jee-nee-ahy] /ˈdʒi niˌaɪ/ (Show IPA), for 6, 7, 9, 10.
1.
an exceptional natural capacity of intellect, especially as shown in creative and original work in science, art, music, etc.:
the genius of Mozart.
Synonyms: intelligence, ingenuity, wit; brains.
2.
a person having such capacity.
3.
a person having an extraordinarily high intelligence rating on a psychological test, as an IQ above 140.
Synonyms: mental giant, master, expert; whiz, brain, brainiac.
Antonyms: idiot, imbecile, half-wit, dope, moron; fool, simpleton, dunce, dullard, dolt; numskull, blockhead, nitwit, ninny.
4.
natural ability or capacity; strong inclination:
a special genius for leadership.
Synonyms: gift, talent, aptitude, faculty, endowment, predilection; penchant, knack, bent, flair, wizardry.
5.
distinctive character or spirit, as of a nation, period, or language.
6.
the guardian spirit of a place, institution, etc.
7.
either of two mutually opposed spirits, one good and the other evil, supposed to attend a person throughout life.
8.
a person who strongly influences for good or ill the character, conduct, or destiny of a person, place, or thing:
Rasputin, the evil genius of Russian politics.
9.
Islamic Mythology. ; genie.
10.
(def 3).
/ˈdʒiːnɪˌaɪ/
noun
1.
the plural of genius (sense 5), genius (sense 6)
/ˈdʒiːnɪəs; -njəs/
noun (pl) -uses, (for senses 5, 6) genii (ˈdʒiːnɪˌaɪ)
1.
a person with exceptional ability, esp of a highly original kind
2.
such ability or capacity: Mozart’s musical genius
3.
the distinctive spirit or creative nature of a nation, era, language, etc
4.
a person considered as exerting great influence of a certain sort: an evil genius
5.
(Roman myth)

6.
(Arabian myth) (usually pl) a demon; jinn
n.

Latinate plural of genius.
n.

late 14c., “tutelary god (classical or pagan),” from Latin genius “guardian deity or spirit which watches over each person from birth; spirit, incarnation, wit, talent;” also “prophetic skill,” originally “generative power,” from root of gignere “beget, produce” (see kin), from PIE root *gen- “produce.” Sense of “characteristic disposition” is from 1580s. Meaning “person of natural intelligence or talent” and that of “natural ability” are first recorded 1640s.