Home

Visit Our Sites

Unabridged Dictionary

Learner's Dictionary

Word Central for Kids

Collegiate Dictionary

Premium Services

Unabridged Dictionary

Collegiate Dictionary

Encyclopedia Britannica

Institutional Subscriptions

Citing the Dictionary

Also Visit:
Unabridged
Visual

ESL:
Learner's
for Kids:
Word Central
Spell It!

thumbwheel

Browse the Dictionary:: A; B; C; D; E; F; G; H; I; J; K; L; M; N; O; P; Q; R; S; T; U; V; W; X; Y; Z; #

thumbwheel

Main Entry:: thumb·wheel
Pronunciation:: \ˈthəm-ˌhwēl, -ˌwēl\
Function:: noun
Date:: 1903

: a control for various devices consisting of a partially exposed wheel that can be turned by moving the exposed edge with a finger

Learn more about "thumbwheel" and related topics at Britannica.com

See a map of "thumbwheel" in the Visual Thesaurus

Pronunciation Symbols