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morpho-
morphogen
morphogenesis
morphol.
morpholine
morphology
morphometry
morphosis
Morris chair
morris dance
morro
morrow
Mors
Morse
Morse code
morsel
mortadella
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mortarboard

mor·tar·board [ máwrtər bàwrd ] (plural mor·tar·boards)


noun 
Definition:
 
1. academic hat: a hat often worn on formal academic occasions, consisting of a round cap with a hard square flat top and usually a tassel

2. board for carrying mortar: a square board with a handle in the center of the underside, used by bricklayers for carrying mortar

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