Volume
Part of speech: noun
Definition: A unit of three dimensional measure of space that comprises a length, a width and a height. It is measured in units of cubic centimeters in metric, cubic inches or cubic feet in English measurement. (The room is 9x12x8, so its volume is 864 cubic feet.) Strength of sound. Measured in decibels. (Please turn down the volume on the stereo.) The issues of a periodical over a period of one year. (I looked at this week's copy of the magazine. It was volume 23, issue 45.) A single book of a publication issued in multi-book format, such as an encyclopedia. (The letter "G" was found in volume 4.) A synonym for quantity. (The volume of ticket sales decreased this week.) The total supply of money in circulation or, less frequently, total amount of credit extended, within a specified national market or worldwide. An accessible storage area with a single file system, typically resident on a single partition of a hard disk.
Example sentence: The awesome thing about 'Fortnite' is it's brought a huge volume of digital commerce to Epic.
Bulk
Part of speech: verb
Definition: to be, or appear to be, massiveto grow in size; to swell or expand
Part of speech: noun
Definition: Size, mass or volume.The major part of something.The result of water retained by fibre.Unpackaged goods when transported in large volumes, e.g. coal, ore or grain.a cargo or any items moved or communicated in the manner of cargo.Excess body mass, especially muscle.A hypothetical higher-dimensional space within which our own four-dimensional universe may exist.
Part of speech: adjective
Definition: being large in size, mass or volume
Example sentence: It may be said that poems are in one way like icebergs: only about a third of their bulk appears above the surface of the page.