noun pl. octavos
Origin: < L (in) octavo, (in) eight, abl. of octavus: see octave
See octavo in American Heritage Dictionary 4
noun pl. oc·ta·vos In both senses also called eightvo.
Origin: Medieval Latin (in) octāvō, (in) an eighth
Origin: , from Latin
Origin: , ablative sing. of octāvus, eighth
Origin: , from octō, eight; see oktō(u) in Indo-European roots.
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