An interdisciplinary field that applies the principles of engineering and life sciences toward the development of biological substitutes that restore, maintain, or improve tissue function or a whole organ.

plural of eight-thousander

(mathematics) The connection between vertices in a pseudo-Hamiltonian-connected graph.

(military) The specified situation at the successful completion of the final phase of a military operation. / Used other than figuratively or idiomatically: Any ending state..

plural of ear bud

A happy ending makes up for everything that has gone before.

The Old East Slavic language.

(idiomatic) The mental faculty or inner sense with which one produces or reproduces imagined or recalled sounds solely within the mind; the supposed organ within the mind which experiences such sounds.

(chiefly music, language learning) To play (an instrument) or sing or to learn music without reading or memorizing sheet music; to learn a language without instruction. / To do by guessing, to improvise.

(geology) A conical column of soil formed by erosion of the surrounding material