[ lok-yuh-luh s ]
/ ˈlɒk yə ləs /

noun, plural loc·u·li [lok-yuh-lahy, -lee] /ˈlɒk yəˌlaɪ, -ˌli/.

Biology. locule.
Ecclesiastical. a compartment in an altar, in which relics are kept.
a recess in an ancient catacomb or tomb, where a body or cinerary urn was placed.

Origin of loculus

1855–60; < New Latin, special use of Latin loculus, diminutive of locus place; see locus, -ule
Related formsin·ter·loc·u·lus, noun, plural in·ter·loc·u·li.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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