PLANETARY a. 5 definitions
planetary life." Fuller. Planetary days, the days of the week as shared among the planets known to the ancients, each having its day. Hutton. -- Planetary nebula, a nebula exhibiting a uniform disk, like that of a planet.
PLOW; PLOUGH n. 11 definitions
A well-known implement, drawn by horses, mules, oxen, or other power, for turning up the soil to prepare it for bearing crops; also used to furrow or break up the soil for other purposes; as, the subsoil plow; the draining plow. Where fern succeeds ungrateful to the plow. Dryden.
POSITIVISM n.
itives. It excludes from philosophy everything but the natural phenomena or properties of knowable things, together with their invariable relations of coexistence and succession, as occurring in time and space. Such relations are denominated laws, which are to be discovered by observation, experiment, and comparison. T…
PRACTICE n. 19 definitions
Actual performance; application of knowledge; -- opposed to theory. There are two functions of the soul, -- contemplation and practice. South. There is a distinction, but no opposition, between theory and practice; each, to a certain extent, supposes the other; theory is dependent on practice; practice must have preced…