As nouns the difference between prelude and starter

is that prelude is an introductory or preliminary performance or event; a preface while starter is someone who starts something.

As a verb prelude

is to introduce something, as a prelude.

As adjectives the difference between systematic and cyclical

is that systematic is carried out using a planned, ordered procedure while cyclical is recurring at regular intervals.

As adjectives the difference between empirical and replicable

is that empirical is pertaining to or based on experience while replicable is that can be replicated.

As adjectives the difference between rural and metropolitan

is that rural is pertaining to less-populated, non-urban areas while metropolitan is (christianity) pertaining to the see or province of a metropolitan.

As a noun metropolitan is

(christianity) a bishop empowered to oversee other bishops; an archbishop.

As a noun organization

is (uncountable) the quality of being organized.

As an initialism mob is

(nautical) m'an '''o'''ver ' b oard, used eg on the emergency button of a satellite navigator by pushing the button the operator stores the coordinates of a man overboard incident for easy access.

As nouns the difference between geologist and surveyor

is that geologist is a person who is skilled at geology while surveyor is a person occupied with surveying -- the process of determining positions on the earth's surface .

As nouns the difference between logo and shield

is that logo is logo (a symbol or emblem that acts as a trademark) while shield is anything that protects or defends; defense; shelter; protection.

As a verb shield is

to protect, to defend.

As nouns the difference between submissions and proposal

is that submissions is while proposal is that which is proposed, or propounded for consideration or acceptance; a scheme or design; terms or conditions proposed; offer; as, to make proposals for a treaty of peace; to offer proposals for erecting a building; to make proposals of marriage.

As nouns the difference between circle and ellipses

is that circle is (lb) a two-dimensional geometric figure, a line, consisting of the set of all those points in a plane that are equally distant from another point while ellipses is or ellipses can be .

As a verb circle

is to travel around along a curved path.

As nouns the difference between beam and member

is that beam is any large piece of timber or iron long in proportion to its thickness, and prepared for use while member is member (person).

As a verb beam

is (ambitransitive) to emit beams of light; shine; radiate.