PROTHALLI

Noun

prothalli

plural of prothallus

Source: Wiktionary


PROTHALLUS

Pro*thal"lus, n.; pl. Prothalli. Etym: [NL., fr. Gr. (Bot.)

Definition: The minute primary growth from the spore of ferns and other Pteridophyta, which bears the true sexual organs; the oöphoric generation of ferns, etc.

Source: Webster’s Unabridged Dictionary 1913 Edition



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DOUBLETREE

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Coffee Trivia

The expression “coffee break” was first attested in 1952 in glossy magazine advertisements by the Pan-American Coffee Bureau.

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