Definition of raphe
1 : the seamlike union of the two lateral halves of a part or organ (such as the tongue) having externally a ridge or furrow
2a : the part of the stalk of an anatropous ovary that is united in growth to the outside covering and forms a ridge along the body of the ovuleb : the median line or slit of the valve of certain diatoms
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Origin and Etymology of raphe
New Latin, from Greek rhaphē seam, from rhaptein to sew
First Known Use: circa 1753
Medical Dictionary
raphe
Medical Definition of raphe
: the seamlike union of the two lateral halves of a part or organ (as of the tongue, perineum, or scrotum) having externally a ridge or furrow and internally usually a fibrous connective tissue septum
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Britannica.com: Encyclopedia article about raphe
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