n pl , -mas, -mata (Med)
1 the introduction of liquid into the rectum to evacuate the bowels, medicate, or nourish
2 the liquid so introduced (C15: from New Latin, from Greek: injection, from enienai to send in, from hienai to send)
n an injection into the rectum of a preparation of barium sulphate, which is opaque to X-rays, before X-raying the lower alimentary canal
English Collins Dictionary - English Definition & Thesaurus
Add your entry in the Collaborative Dictionary.