magnitude in three dimensions

a ship of great bulk.

the greater part; main mass or body

The bulk of the debt was paid.

goods or cargo not in packages or boxes, usually transported in large volume, as grain, coal, or petroleum.

fiber ( def. 9 ) .

(of paper, cardboard, yarn, etc.) thickness, esp. in relation to weight.

the body of a living creature.

bulk mail.

being or traded in bulk

bulk grain.

to increase in size; expand; swell.

to be of or give the appearance of great weight, size, or importance

The problem bulks large in his mind.

(of paper, cardboard, yarn, etc.) to be of or to acquire a specific thickness, esp. in relation to weight.

to gather, form, or mix into a cohesive or uniform mass.

to cause to swell, grow, or increase in weight or thickness.

to gather, bring together, or mix. ?

bulk up, to increase the bulk of, esp. by increasing the thickness of

Adding four chapters will bulk up the book.

in bulk

unpackaged

Fresh orange juice is shipped from Florida in bulk.

in large quantities

Those who buy in bulk receive a discount.

noun

aggregate , amount , amplitude , bigness , dimensions , extent , immensity , magnitude , mass , massiveness , quantity , quantum , substance , total , totality , volume , weight , best part , better part , biggest share , body , generality , greater number , greater part , gross , lion’s share , majority , major part , nearly all , plurality , predominant part , preponderance , principal part , size , budget , corpus , object , muscularity , preponderancy , bulkiness , cargo , corpulency , dimension , expand , fiber , figure , heap , heft , hulk , largeness , lump , massivity , might , pile , ponderosity , power , quanta , roughage , sum , swell , voluminosity