Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- adjective Occurring in pairs; doubled or twinned.
from The Century Dictionary.
- In the echinoids or sea-urchins, noting an arrangement of the pairs of ambulacral pores such that there are two vertical rows extending from peristome to apex. Also
biserial . - Of or relating to the corpora bigemina.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- adjective Occurring in
pairs ; doubled or twinned. - noun The occurrence of
premature atrial orventricular heartbeats in pairs.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adjective occurring in pairs
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
[Possibly from Late Latin bigeminus, doubled : Latin bi-, two; see bi– + Latin geminus, double.]
from Wiktionary, Creative Commons Attribution/Share-Alike License
Latin bigeminus ("doubled"), from bi- ("two") + geminus ("double").
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Examples
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