1.Definition: a powerful small boat designed to pull or push larger ships

Related Noun(s):towboat, tug, tugboat

Category: Objects

2.Definition: a structure taller than its diameter; can stand alone or be attached to a larger building

Category: Objects

3.Definition: anything that approximates the shape of a column or tower

"The test tube held a column of white powder", "A tower of dust rose above the horizon", "A thin pillar of smoke betrayed their campsite"

Related Noun(s):column, pillar

Category: General