1. (v. t.) To free from that which enfolds or envelops; to unfold; to lay open by degrees or in detail; to make visible or known; to disclose; to produce or give forth; as, to develop theories; a motor that develops 100 horse power.

2. (v. t.) To unfold gradually, as a flower from a bud; hence, to bring through a succession of states or stages, each of which is preparatory to the next; to form or expand by a process of growth; to cause to change gradually from an embryo, or a lower state, to a higher state or form of being; as, sunshine and rain develop the bud into a flower; to develop the mind.

3. (v. t.) To advance; to further; to prefect; to make to increase; to promote the growth of.

4. (v. t.) To change the form of, as of an algebraic expression, by executing certain indicated operations without changing the value.

5. (v. t.) To cause to become visible, as an invisible or latent image upon plate, by submitting it to chemical agents; to bring to view.

6. (v. i.) To go through a process of natural evolution or growth, by successive changes from a less perfect to a more perfect or more highly organized state; to advance from a simpler form of existence to one more complex either in structure or function; as, a blossom develops from a bud; the seed develops into a plant; the embryo develops into a well-formed animal; the mind develops year by year.

7. (v. i.) To become apparent gradually; as, a picture on sensitive paper develops on the application of heat; the plans of the conspirators develop.

accrue accumulate achieve acquire actualize add to advance affect age aggrandize ameliorate amend amplify appear appreciate apprentice arise attain attain majority attend augment balloon bare bear fruit beautify become of befall beget begin betide betoken bloat bloom blossom blow up blueprint boom brandish break break in break the seal breathe breed brew bring forth bring forward bring into being bring into view bring out bring to light bring to notice bring up broaden build build up bulk bulk out burgeon call into being chance coin come come about come along come forth come of come of age come on come out come to light come to maturity commence complete conceive concoct condition contrive cook up crescendo crown culminate cultivate dangle demonstrate descant design detail devise dilate discipline disclose discover dismask display distend divulge do to perfection dramatize draw the veil dream up drill elaborate embellish embody emerge enact end engender enlarge enlarge upon ensue establish eventuate evidence evince evolute evolve exercise exhibit expand expatiate explicate exploit expose expose to view express extend fabricate fall out fare fetch up fill out finish fit flaunt fledge flourish flower follow form foster frame gain gain ground gain strength gather generate germinate get get ahead get along give being to give rise to give sign give token go ahead go forward go up graduate greaten groom grow grow better grow up happen hatch highlight hike hike up house-train housebreak huff hypertrophy illuminate impart improve improvise incarnate increase indicate inflate intensify invent issue lay bare lay open leave the nest let daylight in let out lick into shape look up magnify make clear make do with make headway make plain make progress make strides make up manifest materialize maturate mature mean meliorate mellow mend mint mount multiply mushroom nurse nurture obtain occur open open up originate outgrow overdevelop overgrow overtop pan out parade particularize perfect perform perk up pick up plan polish practice prepare present print process procreate produce progress proliferate promote prosper prove prove to be puff puff up pullulate pump pump up put in tune put to school raise raise the curtain rarefy