Defn: Fitly adjusted; being in good order., or made ready for service or use; firm; compact; snug; neat; fair; as, the ship is trim, or trim built; everything about the man is trim; a person is trim when his body is well shaped and firm; his dress is trim when it fits closely to his body, and appears tight and snug; a man or a soldier is trim when he stands erect. With comely carriage of her countenance trim. Spenser. So deemed I till I viewed their trim array Of boats last night. Trench.

TRIMACULATED
Tri*mac"u*la`ted, a. Etym: [Pref. tri- + maculated.]

Defn: Marked with three spots, or maculæ.

TRIMELLIC
Tri*mel"lic, a. Etym: [Pref. tri- + L. mel, gen. mellis, honey.]
(Chem.)

Defn: Of, pertaining to, or designating, a certain tribasic acid (called also trimellitic acid) metameric with trimesitic acid.

TRIMEMBRAL
Tri*mem"bral, a. Etym: [L. trimembris triplemembered. See Tri-, and
Member.]

Defn: Having, or consisting of, three members.

TRIMERA
Tri"me*ra, n. pl. Etym: [NL. See Tri-, and -mere.] (Zoöl.)

Defn: A division of Coleoptera including those which have but three joints in the tarsi.

TRIMERAN
Tri"mer*an, n. (Zoöl.)