sinus

As nouns the difference between sinus and notch

is that sinus is sine (abbreviated form: sin ) while notch is a v-shaped cut.

As a verb notch is

to cut a notch in (something).

As nouns the difference between migraine and sinus

is that migraine is (pathology) a severe, disabling headache, usually affecting only one side of the head, and often accompanied by nausea, vomiting, photophobia and visual disturbances while sinus is sine (abbreviated form: sin ).

As nouns the difference between adenoids and sinus

is that adenoids is while sinus is sine (abbreviated form: sin ).

As a proper noun sin

is china.

As a noun sinus is

sine (abbreviated form: sin ).

As nouns the difference between sinus and space

is that sinus is sine (abbreviated form: sin ) while space is (lb) of time .

As a verb space is

(obsolete|intransitive) to roam, walk, wander.

As nouns the difference between sinus and sulcus

is that sinus is sine (abbreviated form: sin ) while sulcus is (anatomy) a furrow or groove in an organ or a tissue.

As nouns the difference between groove and sinus

is that groove is a long, narrow channel or depression; eg, such a slot cut into a hard material to provide a location for an engineering component, a tyre groove, or a geological channel or depression while sinus is sine (abbreviated form: sin ).

As a verb groove

is to cut a groove or channel in; to form into channels or grooves; to furrow.

As nouns the difference between sinus and facet

is that sinus is sine (abbreviated form: sin ) while facet is any one of the flat surfaces cut into a gem.

As a verb facet is

to cut a facet into a gemstone.

As nouns the difference between sinuses and sinus

is that sinuses is while sinus is sine (abbreviated form: sin ).

As nouns the difference between ampulla and sinus

is that ampulla is a roman two-handled vessel while sinus is sine (abbreviated form: sin ).