
1) Body part 2) Groove
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https://www.crosswordclues.com/clue/vallecula

Vallecula is an anatomic term for a crevice, depression, or furrow in something. There are a variety of valleculae in the human body, including one between the hemispheres of the brain, on the inferior surface of the cerebellum, in which the medulla oblongata is located (vallecula of cerebellum). Other common valleculae are: in the nail matrix, an...
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http://en.wikipedia.org/wiki/Vallecula

groove or furrow
Found on
http://phrontistery.info/v.html

• (n.) A groove; a fossa; as, the vallecula, or fossa, which separates the hemispheres of the cerebellum. • (n.) One of the grooves, or hollows, between the ribs of the fruit of umbelliferous plants.
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http://thinkexist.com/dictionary/meaning/vallecula/

(vә-lek´u-lә) Latin word meaning depression or ; a term used in anatomy. vallecula cerebelli a longitudinal fissure on the inferior cerebellum, in which the medulla oblongata rests.
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http://www.encyclo.co.uk/local/21001

A furrow located on the lateral and median glossoepiglottic folds.
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http://www.encyclo.co.uk/local/21447
Val·lec'u·la noun ;
plural Valleculæ . [ New Latin , dim. from Latin
vallis ,
valles , a valley.]
1. (Anat.) A groove; a fossa; as, the
vallecula , or fossa, which separates the hemispheres of the cerebellum.
2. (Botany) One ...
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http://www.encyclo.co.uk/webster/V/4

Type: Term Pronunciation: vă-lek′yū-lă, -lē Definitions: 1. A crevice or depression on any surface, particularly the spaces between the epiglottis and the base of the tongue, right and left. Synonyms: valley
Found on
http://www.medilexicon.com/medicaldictionary.php?t=96628

Vallecula: An anatomic term for a crevice, furrow or depression. There are a variety of valleculae including one in the brain, another in the nail matrix, etc. However, used alone, the term 'vallecula' usually applies to the epiglottic vallecula, a depression just behind the root of the tongue between the folds in the throat. 'Vallecula' is the dim...
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http://www.medterms.com/script/main/art.asp?articlekey=12167

vallecula, little valley
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https://aclandanatomy.com/Glossary.aspx

diminutive of Latin vallis = a fossa.
Found on
https://www.encyclo.co.uk/local/21450
No exact match found.