iguana
iguana: n. any of various large lizards of the family Iguanidae native to America, the W. Indies, and the Pacific islands, having a dorsal crest and throat appendages. [Sp. f. Carib iwana]

ipomoea
ipomoea: n. any twining plant of the genus Ipomoea, having trumpet-shaped flowers, e.g. the sweet potato and morning glory. [mod.L f. Gk ips ipos worm + homoios like]

intention
intention: n.
1 (often foll. by to + infin., or of + verbal noun) a thing intended; an aim or purpose (it was not his intention to interfere; have no intention of staying).
2 the act of intending (done without intention).
3 colloq. (usu. in pl.) a person's, esp. a man's, designs in respect to marriage (are his intentions strictly honourable?).
4 Logic a conception. øfirst intention Med. the healing of a wound by natural contact of the parts. first intentions Logic one's primary conceptions of things (e.g. a tree, an oak). intention tremor Med. a trembling of a part of a body when commencing a movement. second intention Med. the healing of a wound by granulation. second intentions Logic one's secondary conceptions (e.g. difference, identity, species). special (or particular) intention RC Ch. a special aim or purpose for which a mass is celebrated, prayers are said, etc. øøintentioned adj. (usu. in comb.). [ME entencion f. OF f. L intentio stretching, purpose (as INTEND)]

investigation
investigation: n.
1 the process or an instance of investigating.
2 a formal examination or study.

inappropriate
inappropriate: adj. not appropriate. øøinappropriately adv. inappropriateness n.

implication
implication: n.
1 what is involved in or implied by something else.
2 the act of implicating or implying. øby implication by what is implied or suggested rather than by formal expression. [ME f. L implicatio (as IMPLICATE)]

initial
initial: adj., n., & v. --adj. of, existing, or occurring at the beginning (initial stage; initial expenses). --n.
1 = initial letter.
2 (usu. in pl.) the first letter or letters of the words of a (esp. a person's) name or names. --v.tr. (initialled, initialling; US initialed, initialing) mark or sign with one's initials. øinitial letter (or consonant) a letter or consonant at the beginning of a word. initial teaching alphabet a 44-letter phonetic alphabet used to help those beginning to read and write English. øøinitially adv. [L initialis f. initium beginning f. inire init- go in]

insane
insane: adj.
1 not of sound mind; mad.
2 colloq. extremely foolish; irrational. øøinsanely adv. insaneness n. insanity n. (pl. -ies). [L insanus (as IN-(1), sanus healthy)]

isotonic
isotonic: adj.
1 having the same osmotic pressure.
2 Physiol. (of muscle action) taking place with normal contraction. øøisotonically adv. isotonicity n. [Gk isotonos (as ISO-, TONE)]