lumbrical

From New Latin lumbricalis, from lumbricus (“intestinal worm, earthworm”) +‎ -alis (“-al”, adjectival suffix).

• IPA^(key): /ˈlʌm.brɪk.əl/

lumbrical (not comparable)

1. Worm-like.

   the lumbrical muscles of the forearm or of the roundworm Ascaris lumbricoides.

lumbrical (plural lumbricals)

1. (anatomy) Any of the four small muscles of the palm of the hand that arise from tendons of the flexor digitorum profundus, are inserted at the base of the digit to which the tendon passes, and flex the proximal phalanx and extend the two distal phalanges of each finger.
2. (anatomy) Any of four small muscles of the foot homologous to the lumbricals of the hand that arise from tendons of the flexor digitorum longus and are inserted into the first phalanges of the four small toes of which they flex the proximal phalanges and extend the two distal phalanges.

• lumbricalis

• “lumbrical”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.

From Latin lumbrīcus (“earth worm”).

• IPA^(key): /lumbɾiˈkal/ [lũm.bɾiˈkal]
• Rhymes: -al
• Syllabification: lum‧bri‧cal

lumbrical m or f (masculine and feminine plural lumbricales)

1. lumbrical

lumbrical m (plural lumbricales)

1. (anatomy) lumbrical (muscle)

• “lumbrical”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8, Royal Spanish Academy [Spanish: Real Academia Española], 10 December 2024