TROCHITE, tr[=o]'k[=i]t, _n._ one of the wheel-like joints of the stem of
an encrinite.--_adj._ TROCHIT'IC.
TROCHITER, trok'i-t[.e]r, _n._ the greater tuberosity of the humerus,
admitting several of the muscles of the shoulders.--_adj._
TROCHIT[=E]'RIAN.
TROCHLEA, trok'l[=e]-a, _n._ a pulley-like cartilage through which the
superior oblique muscle of the eye-ball passes: in the elbow-joint, the
articular surface of the lower extremity of the humerus, grasped by the
greater sigmoid cavity of the ulna.--_adjs._ TROCH'L[=E]AR, shaped like a
pulley; TROCH'L[=E]ARY, relating to the trochlea. [L. _trochlea_--Gr.
_trochalia_, a pulley.]
TROCHOID, tr[=o]'koid, _n._ the curve traced by a fixed point in a wheel
which rolls in a right line.--_adjs._ TR[=O]'CHOID, -AL. [Gr.
_trochæid[=e]s_, round like a wheel--_trochos_, wheel, _eidos_, form.]
TROCTOLITE, trok't[=o]-l[=i]t, _n._ a variety of Gabbro composed of white
feldspar and dark olivine.
TROD, trod, _n._ (_obs._) tramp, track.--HOT TROD (_Scott_), the pursuit of
moss-troopers. [_Tread_.]
TROD, TROD'DEN, _pa.t._ and _pa.p._ of _tread_.