intertrigo - inflammation produced by friction of adjacent areas of skin, as between fingers, in anxilla, beneath pendulous breasts.

intervolve
vt., vi.
3volved$, 3volv4ing 5< INTER3 + L volvere, to roll: see WALK6
1 to wind or roll up together; coil up
2 to involve or be involved with one another

intone
vt.
3toned$, 3ton4ing 5ME entonen < OFr entoner < ML intonare: IN31 & TONE6
1 to utter or recite in a singing tone or in prolonged monotones; chant
2 to give a particular intonation to
3 to sing or recite the opening phrase of (a chant, canticle, etc.)
vi.
to speak or recite in a singing tone or in prolonged monotones; chant
in[ton$er
n.
in music, a technical term for the manner of producing notes

intrados
n.
5Fr < L intra, within + Fr dos < L dorsum, the back6 Archit. the inside curve or surface of an arch or vault: see ARCH1, illus.

intransigent
adj.
5Fr intransigeant < Sp intransigente < L in3, IN32 + transigens, prp. of transigere, to come to a settlement, TRANSACT6 refusing to compromise, come to an agreement, or be reconciled; uncompromising
n.
a person who is intransigent, esp. in politics
intransigence or in[tran4si[gen[cy
n.
in[tran4si[gent[ly
adv.
intratelluric
adj.
5INTRA3 + TELLURIC2, modeled on Ger intratellurisch6
1 formed, located, or occurring deep inside the earth: used esp. to refer to the minerals of igneous rocks before eruption or to phenocrysts formed before the ground mass solidified
2 designating or of the period of crystallization of a magma before extrusion as a lava
introit
n.
5ME introite < MFr < L introitus, a going in, entrance (in LL(Ec), introit of the mass) < introire < intro3, INTRO3 + ire, to go: see EXIT6
1 a psalm or hymn sung or played at the opening of a Christian worship service
2 [I3] R.C.Ch. the first variable part of the Mass, consisting typically of one or more psalm verses and the Gloria Patri
introitus - medical = entrance. e.g. to the promised land

intumesce
vi.
3mesced$, 3mesc4ing 5L intumescere: see IN31 & TUMESCENT6 to swell, enlarge, expand, or bubble up, as with heat
What Viagra is claimed to do

intussuscept
vt.
5< L intus, within + susceptus, pp. of suscipere: see fol.6 to receive within, itself or into another part; specif., to telescope (one section of the intestines) into another; invaginate
mentioned in sjm's thread about walking sticks

inure
vt.
3ured$, 3ur4ing 5ME (in pp. enured) < in ure, in practice < in, in + ure, practice, work < OFr eure, ovre < L opera, work: see OPERA16 to make accustomed to something difficult, painful, etc.; habituate
vi.

invigilate
vi.
3lat#ed, 3lat#ing 5< L invigilatus, pp. of invigilare < in3, in, on + vigilare, to watch: see VIGIL6 [Brit.] to monitor students during a written examination
in[vig#i[la4tion
n.

n[vo[lute 7in4v! l1t#8
adj.
5L involutus, pp. of involvere, INVOLVE6
1 intricate; involved
2 rolled up or curled in a spiral; having whorls wound closely around the axis !involute shells"
3 Bot. rolled inward at the edges !involute leaves"
n.
Math.
a) the curve traced by any point of a taut string when it is wound upon or unwound from a fixed curve on the same plane with it b) the locus of any fixed point on a moving tangent which rolls, but does not slide on a curve: correlative to EVOLUTE

involucrum - medical, in a bone fracture, persistence of a fragment not attached to the bone. That's my recollection.From Dorland Medical Dictionary:
involucrum (in·vo·lu·crum) (in²vo-loo¢kr[schwa]m) pl. involu¢cra [L.; in in + volvere to wrap] a
covering or sheath, such as contains the sequestrum of a necrosed bone.


ipilipil - Philippine tree =
iridectomize - removal of portion of iris of eye, sometimes for glaucoma

iroko - African wood similar to teak in properties