Lacuna

Lacuna (plural lacunas or lacunae) may refer to:

Related to the meaning "gap"

 * Lacuna (manuscripts), a gap in a manuscript, inscription, text, painting, or musical work
 * Great Lacuna, a lacuna of eight leaves in the Codex Regius where there was heroic Old Norse poetry
 * Lacuna (music), an intentional, extended passage in a musical work during which no notes are played
 * Scientific lacuna, an area of science that has not been studied but has potential to be studied
 * Lacuna or accidental gap, in linguistics, a word that does not exist but which would be permitted by the rules of a language
 * Lacuna, in law, largely overlapping a non liquet ("it is not clear"), a gap (in the law)

In medicine

 * Lacuna (histology), a small space containing an osteocyte in bone, or chondrocyte in cartilage
 * Muscular lacuna, a lateral compartment of the thigh
 * Vascular lacuna, a medial compartment beneath the inguinal ligament
 * Lacuna magna, the largest of several recesses in the urethra

Other uses

 * Lacuna (comics), a fictional Marvel Comics character
 * Lacuna (film), a 2012 Chinese romantic comedy film
 * Lacuna (gastropod), a genus of sea snails in the family Littorinidae
 * Helcogramma lacuna (H. lacuna), a species of fish in the genus Helcogramma
 * Mallomonas lacuna (M. lacuna), a species of heterokont algae
 * Lacuna Island, Antarctica
 * Jessie Lacuna (born 1993), a Filipino swimmer
 * The Lacuna, a 2009 novel by Barbara Kingsolver
 * Lacuna, Inc., a fictional company in the 2004 film Eternal Sunshine of the Spotless Mind
 * Lacuna, the name of several lakes of Titan, the moon of Saturn