As adjectives the difference between multisized and poikilotopic

is that multisized is of more than one size while poikilotopic is (geology) describing a crystalline sedimentary rock having multisized crystals the larger of which enclose small ones, often of a different mineral.

As a proper noun crystal

is .

As an adjective poikilotopic is

(geology) describing a crystalline sedimentary rock having multisized crystals the larger of which enclose small ones, often of a different mineral.

As a noun mineral

is mineral.

As an adjective poikilotopic is

(geology) describing a crystalline sedimentary rock having multisized crystals the larger of which enclose small ones, often of a different mineral.

Poikilocrystallic is a synonym of poikilotopic.

As an adjective poikilotopic is

(geology) describing a crystalline sedimentary rock having multisized crystals the larger of which enclose small ones, often of a different mineral.

As nouns the difference between underneath and undersurface

is that underneath is the part under or lower while undersurface is the underneath surface; the bottom, or underside.

As an adverb underneath

is below; in a place beneath.

As a preposition underneath

is under, below, beneath.

As an adjective underneath

is under, lower.

As nouns the difference between surface and undersurface

is that surface is the overside or up-side of a flat object such as a table, or of a liquid while undersurface is the underneath surface; the bottom, or underside.

As a verb surface

is to provide something with a surface.

As nouns the difference between bottom and undersurface

is that bottom is the lowest part from the uppermost part, in either of these senses: while undersurface is the underneath surface; the bottom, or underside.

As a verb bottom

is to fall to the lowest point.

As an adjective bottom

is the lowest or last place or position.

As nouns the difference between underside and undersurface

is that underside is the side that is below or underneath, the bottom while undersurface is the underneath surface; the bottom, or underside.

As adjectives the difference between america and amerocentric

is that america is american while amerocentric is describing a tendency to view the world from the perspective of america, with an assumption that the united states is superior to other countries.

As adjectives the difference between human and humanmade

is that human is of or belonging to the species Homo sapiens or its closest relatives while humanmade is made by humans.

As a noun human

is a human being, whether man, woman or child.

As a verb human

is to behave as or become, or to cause to behave as or become, a human.