Definition of incubous in English:

incubous

adjective

Botany
  • (of a liverwort) having leaves which point forward so that their upper edges overlap the lower edges of the leaves above.

    Often contrasted with succubous
    • ‘Leaf overlap in a lateral row of leaves is either succubous (bottom of upper leaf overlaps top of lower leaf) or incubous (top of lower leaf overlap bottom of upper leaf).’
    • ‘Leaves may be transverse (with leaves coming off at right angles to the stem), incubous (the apex-facing edge of the leaf overlapping the base of the leaf above it), or succubous (the opex facing edge of the leaf overlapped by base of the leaf above it).’

Origin

Mid 19th century: from Latin incubare lie on + -ous.

Pronunciation:

incubous

/ˈɪŋkjʊbəs/