Communication for all observed: a tool

• Tool with spinning teeth

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Circular \Cir"cu*lar\, a. [L. circularis, fr. circulus circle: cf. F. circulaire. See Circle .] In the form of, or bounded by, a circle; round. repeating itself; ending in itself; reverting to the point of beginning; hence, illogical; inconclusive; as, ...

Wiktionary Word definitions in Wiktionary
n. A power saw with a circular cutting blade, whose teeth rotate rapidly.

Longman Dictionary of Contemporary English Word definitions in Longman Dictionary of Contemporary English
noun EXAMPLES FROM CORPUS ▪ A circular saw screeched and the smell of fresh sawdust was everywhere. ▪ If you already own a jigsaw and circular saw , the Cut Saw is probably not for you. ▪ The spikes can destroy a chainsaw or circular saw . ▪ Their versatility ...

WordNet Word definitions in WordNet
n. a power saw that has a steel disk with cutting teeth on the periphery; rotates on a spindle [syn: buzz saw ]

Wikipedia Word definitions in Wikipedia
A circular saw is a power- saw using a toothed or abrasive disc or blade to cut different materials using a rotary motion spinning around an arbor . A hole saw and ring saw also use a rotary motion but are different from a circular saw. Circular saws may ...