one or other of the limbless vertebrates constituting the reptilian order Ophidia (characterized by a greatly elongated body, tapering tail, and smooth scaly integument), some species of which are not, pika rulja jalutu kehaga siueldes liikuv soomuseline roomaja, maolised - pika jalutu kerega siuglevalt liikuvate roomajate alamselts soomuseliste seltsist