As nouns the difference between taproot and rhizomania

is that taproot is a long, tapering root possessed by many plants (such as carrots and dandelions) while rhizomania is an abnormal development in the taproots of some plants, especially sugar beet, characterized by fine, hairy secondary roots; it is caused by the infection of the plant with a virus transmitted by a protozoan.

As nouns the difference between virus and rhizomania

is that virus is virus while rhizomania is an abnormal development in the taproots of some plants, especially sugar beet, characterized by fine, hairy secondary roots; it is caused by the infection of the plant with a virus transmitted by a protozoan.

As nouns the difference between protozoan and rhizomania

is that protozoan is (cytology) any of the diverse group of eukaryotes, of the phylum protozoa, that are primarily unicellular, existing singly or aggregating into colonies, are usually nonphotosynthetic, and are often classified further into phyla according to their capacity for and means of motility, as by pseudopods, flagella, or cilia while rhizomania is an abnormal development in the taproots of some plants, especially sugar beet, characterized by fine, hairy secondary roots; it is caused by the infection of the plant with a virus transmitted by a protozoan.

As an adjective protozoan

is of, pertaining to, or characteristic of a protozoan.

Require is a initialism of npi.

As a verb require

is (label) to ask (someone) for something; to request.

As an initialism npi is

(linguistics) n'egative]] '''p'''olarity [[item|' i tem, a word that requires the sentence to be negated.

As a verb negated

is past tense of negate.

As an initialism NPI is

Negative Polarity Item, a word that requires the sentence to be negated.

As a verb unit

is .

As an adjective unitless is

(physics) having no units of measurement; such as a ratio or percentage of two numbers which have the same units.

As a noun measurement

is the act of measuring.

As an adjective unitless is

(physics) having no units of measurement; such as a ratio or percentage of two numbers which have the same units.

As an adjective unaffordable

is too expensive to be afforded.

As an adverb unaffordably is

to a degree that is unaffordable; in an unreasonably expensive manner.

Afford is a related term of unaffordably.

As a verb afford

is to incur, stand, or bear without serious detriment, as an act which might under other circumstances be injurious;—with an auxiliary, as can, could, might, etc; to be able or rich enough.

As an adverb unaffordably is

to a degree that is unaffordable; in an unreasonably expensive manner.

Unaffordably is a related term of affordable.

As an adjective affordable

is able to be afforded.

As an adverb unaffordably is

to a degree that is unaffordable; in an unreasonably expensive manner.