Definition of watch glass in English:

watch glass

Line breaks: watch glass

Entry from British & World English dictionary

noun

British
1A glass disc covering the dial of a watch.
1.1A concave glass disc used in a laboratory to hold material for use in experiments.

Definition of watch glass in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day rebuff
Pronunciation: rɪˈbʌf
verb
reject (someone or something) in an abrupt manner…