[ pee-lee ]
/ piˈli /

noun, plural pi·lies.

a Philippine tree, Canarium ovatum, the edible seeds of which taste like a sweet almond.
Also called pili nut. the seed of this tree.

Origin of pili

From Tagalog

Definition for pili (2 of 4)


[ pahy-lahy ]
/ ˈpaɪ laɪ /


Biology. plural of pilus.

Definition for pili (3 of 4)


[ pahy-luh s ]
/ ˈpaɪ ləs /

noun, plural pi·li [pahy-lahy] /ˈpaɪ laɪ/. Biology.

a hair or hairlike structure.

Origin of pilus

Borrowed into English from Latin around 1955–60

Definition for pili (4 of 4)


a combining form meaning “hair,” used in the formation of compound words: piliform.

Origin of pili-

combining form representing Latin pilus; see -i-
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for pili

British Dictionary definitions for pili (1 of 2)


/ (pɪˈliː) /

noun plural -lis

a burseraceous Philippine tree, Canarium ovatum, with edible seeds resembling almonds
Also called: pili nut the seed of this tree

Word Origin for pili

from Tagalog

British Dictionary definitions for pili (2 of 2)


/ (ˈpaɪlɪ) /

pl n singular pilus (ˈpaɪləs)

bacteriol short curled hairlike processes on the surface of certain bacteria that are involved in conjugation and the attachment of the bacteria to other cells

Word Origin for pili

C20: from Latin: hairs
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for pili


[ pīləs ]

n. pl. pi•li (-lī′)

A hair.
A fine filamentous appendage, somewhat analogous to the flagellum, that occurs on some bacteria.fimbria
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.