Definify.com

Webster 1913 Edition

Adj.

[L.

filum

thread +

-form

: cf. F.

filiforme

Having the shape of a thread or filament;

as, the

filiform

papillæ of the tongue; a

filiform

style or peduncle.

See

Illust

. of

Noun.

[L. filum, a thread, and form.]

Having the form of a thread or filament; of equal thickness from top to bottom; as a filiform style or peduncle.

filiform ‎(comparative more filiform, superlative most filiform)

Shaped like or resembling a thread or filament; filamentous.
Having all component parts or segments cylindrical and more or less uniform in size.
Tiger beetles have filiform antennae.