English edit

Etymology edit

From its taxonomic name Elcaja roka by Peter Forsskål, modelled after its Arabic names جَوْز القَيْء (jawz al-qayʔ) and رُقَع (ruqaʕ).

Noun edit

elcaja (plural not attested)

  1. (obsolete) Trichilia emetica, an Arabian tree whose fruit is an emetic.