4. Hypothalamus â (âhypoâ = below), the most ventral part of the. diencephalon; it is the most signiï¬cant component of the diencephalon. from a clinical standpoint because lesions result in abnormalities in. endocrine, limbic and/or autonomic function.
The plural of leaf is leaves. The plural of leaf is leaves. 1  In most plant species, leaves are broad and flat.  The longest leaves are those of the Raffia palm. They can grow to be up to 25 m long and 3 m wide.
simple leaf noun [C]. âº a âtype of âleaf that consists of one âleaf on a âleaf âstem Compare compound leaf. Compare. compound leaf. (Definition of simple leaf from the Cambridge Advanced Learnerâs Dictionary & Thesaurus Â© Cambridge University Press).imple leaf noun [C]. âº a âtype of âleaf that consists of one âleaf on a âleaf âstem Compare compound leaf. Compare. compound leaf. (Definition of simple leaf from the Cambridge Advanced Learnerâs Dictionary & Thesaurus Â© Cambridge University Press).