13-Letter Words Starting: REG

• To divide into or organize according to regions.

• To administer on a regional basis.

• pour or rush back

• feed through the beak by regurgitating previously swallowed food

• repeat after memorization

• eject the contents of the stomach through the mouth

• the imposition of order or discipline

• backflow of blood through a defective heart valve

• recall after rote memorization

• the reflex act of ejecting the contents of the stomach through the mouth

• the act of enrolling

• the body of people (such as students) who register or enroll at the same time

• a document certifying an act of registering

• (music) the sound property resulting from a combination of organ stops used to perform a particular piece of music; the technique of selecting and adjusting organ stops

• the act of adjusting something to match a standard

• (biology) growth anew of lost tissue or destroyed parts or organs

• feedback in phase with (augmenting) the input

• the activity of spiritual or physical renewal

• forming again (especially with improvements or removal of defects); renewing and reconstituting