| atom | (noun) (physics and chemistry) the smallest component of an element having the chemical properties of the element | - |
|---|
| (noun) (nontechnical usage) a tiny piece of anything | Synonyms: corpuscle, molecule, mote, particle, speck |
| bottom | (noun) a cargo ship | Synonyms: freighter, merchant ship, merchantman |
|---|
| (noun) the fleshy part of the human body that you sit on | Synonyms: arse, ass, backside, behind, bum, buns, butt, buttocks, can, derriere, fanny, fundament, hind end, hindquarters, keister, nates, posterior, prat, rear, rear end, rump, seat, stern, tail, tail end, tooshie, tush |
| (noun) the lower side of anything | Synonyms: underside, undersurface |
| (noun) the lowest part of anything | - |
| (noun) a depression forming the ground under a body of water | Synonyms: bed |
| (noun) low-lying alluvial land near a river | Synonyms: bottomland |
| (noun) the second half of an inning; while the home team is at bat | Synonyms: bottom of the inning |
| custom | (noun) accepted or habitual practice | Synonyms: usage, usance |
|---|
| (noun) habitual patronage | - |
| (noun) a specific practice of long standing | Synonyms: tradition |
| (noun) money collected under a tariff | Synonyms: customs, customs duty, impost |
| diatom | (noun) microscopic unicellular marine or freshwater colonial alga having cell walls impregnated with silica | - |
|---|
| phantom | (noun) something existing in perception only | Synonyms: apparition, fantasm, phantasm, phantasma, shadow |
|---|
| (noun) a ghostly appearing figure | Synonyms: apparition, fantasm, phantasm, phantasma, specter, spectre |
| symptom | (noun) anything that accompanies X and is regarded as an indication of X's existence | - |
|---|
| (noun) (medicine) any sensation or change in bodily function that is experienced by a patient and is associated with a particular disease | - |
| tom | (noun) male cat | Synonyms: tomcat |
|---|
| (noun) male turkey | Synonyms: gobbler, tom turkey, turkey cock |