One who studies Balkanology.

plural of sensitive fern

(pathology) A form of spina bifida in which a meningeal sac of cerebrospinal fluid protrudes through the skull.

(poetry) A sonnet comprising an octet and a closing sestet, following the rhyme scheme of either abba abba cde cde or abba abba cd cd cd or abba abba cce dde or abba abba cdd cee.