Main Entry:

¹lat·er·al

Pronunciation:

\ˈla-tə-rəl also ˈla-trəl\

Function:

adjective

Etymology:

Middle English laterale, from Latin lateralis, from later-, latus side

Date:

15th century

1 : of or relating to the side 2 : situated on, directed toward, or coming from the side 3 : extending from side to side <the lateral axis of an airplane> 4 : produced with passage of breath around the side of a constriction formed with the tongue <\l\ is lateral>

— lat·er·al·ly adverb