what does sinusoidal projection mean?

SINUSOIDAL PROJECTION as NOUN

Meaning
- an equal-area map projection showing parallels and the equator as straight lines and other meridians as curved
- used to map tropical latitudes
Synonym(s)
- Sanson-Flamsteed projection (what does Sanson-Flamsteed projection mean?)
Hypernyms(s) sinusoidal projection is a kind of… Example: animal is a hypernym of mammal, plant is a hypernym of flower
- equal-area projection (what does equal-area projection mean?)
- equal-area map projection (what does equal-area map projection mean?)