flatten

v. make level or smooth; become level; make flat; beat flat; knock down; make insipid or dull

Verb
1. make flat or flatter; "flatten a road"; "flatten your stomach with these exercises"
(hypernym) shape, form
(hyponym) steamroll, steamroller
2. become flat or flatter; "The landscape flattened"
(synonym) flatten out
(hypernym) change shape, change form, deform
(hyponym) splat
3. lower the pitch of (musical notes)
(synonym) drop
(antonym) sharpen
(hypernym) change, alter, modify
(classification) music

To remove structural information, especially to filter something with an implicit tree structure into a simple sequence of leaves; also tends to imply mapping to flat ASCII. "This code flattens an expression with parentheses into an equivalent canonical form."
[Jargon File]

v. a.
1. to make flat
چوڑا يا چپٹا کرنا, چپٹانا, برابر کرنا, ہموار کرنا, يکساں کرنا
2. to depress
دبانا, دابنا, افسردہ کرنا, پژمردہ کرنا, سست کرنا, مندا کرنا
3. to render stale
باسي کرنا, سيٹھا کرنا, بے نمک کرنا, بے مزہ کرنا, بے سواد کرنا

Synonyms and related words:
align, assimilate to, balance, beat down, bend, blow down, break, break down, bring down, bulldoze, burn down, cast down, chop down, conquer, crush, cut down, dab, damp, demolish, disentangle, down, drag, dress, dub, equalize, equilibrize, even, extend, fell, floor, flush, grade, grease, ground, harmonize, harrow, homogenize, humble, knock, knock down, knock out, knock over, lay, lay down, lay flat, lay level, lay low, lay out, level, lubricate, make uniform, master, mow, mow down, normalize, oil, override, plane, planish, plaster, press out, prostrate, pull down, put down, put straight, quell, rase, raze, rectify, reduce, regularize, regulate, ride down, roll, roll flat, set straight, shave, sit up, smash, smooth, smooth down, smooth out, smoothen, stabilize, stand up, standardize, steamroll, steamroller, stereotype, straighten, straighten out, straighten up, subdue, subjugate, suppress, symmetrize, take down, tear down, throw down, trample down, trample underfoot, tread underfoot, unbend, uncurl, uniformize, unkink, unsnarl, vanquish