Synonyms
Antonyms
Etymology

### 1. quantity

noun. ['ˈkwɑːntəti'] how much there is or how many there are of something that you can quantify.

#### Synonyms

• fundamental measure
• nonstandard
• unit of time
• magnetization
• proof
• economic value
• quantum
• octane rating
• octane number
• time interval
• magnetisation
• measure
• abstract entity
• definite quantity
• probability
• chance
• play
• amount
• fundamental quantity
• metric
• interval
• standard
• cordage
• period of play
• value
• abstraction
• system of measurement
• point in time
• indefinite quantity
• playing period
• relative quantity
• time unit
• volume

• nonstandard
• antinode
• node
• middle

#### Etymology

• quantitas (Latin)
• quantus (Latin)

• conaty

### Sentences with unknown-quantity

1. Noun Phrase
A quadratic equation is an equation in which the highest power of an unknown quantity is a square.

2. Noun Phrase
This will be the equation that contains your unknown quantity together with known quantities.

3. Noun Phrase
Solve the equation for the unknown quantity, then plug in known values and compute the final answer.

### 2. quantity

noun. ['ˈkwɑːntəti'] an adequate or large amount.

• deficient
• scarce
• abundance
• sufficient
• insufficient
• amount
• copiousness
• abundant

• scarce
• insufficient
• scarcity
• abundant

#### Etymology

• quantitas (Latin)
• quantus (Latin)

### 3. quantity

noun. ['ˈkwɑːntəti'] the concept that something has a magnitude and can be represented in mathematical expressions by a constant or a variable.

#### Synonyms

• term
• binomial
• sum
• product
• quantum
• mathematical product
• operand
• constant
• variable quantity
• parameter
• invariable
• variable
• amount
• numerical quantity
• total
• constant quantity
• conception
• construct
• proportional

• end
• beginning
• undock
• break

#### Etymology

• quantitas (Latin)
• quantus (Latin)

### 4. unknown

#### Synonyms

• unacknowledged
• unidentified
• unheard-of
• uncharted
• undiscovered
• undiagnosed
• inglorious
• little-known
• unexplored
• unbeknown
• unmapped
• chartless
• unfamiliar

• known
• glorious
• familiar
• inside

#### Etymology

• known (English)
• un- (English)
• on- (Middle English (1100-1500))

### 5. unknown

noun. ['ənˈnoʊn'] an unknown and unexplored region.

#### Synonyms

• terra incognita
• unknown region

• clear
• unconcealed
• familiarity

#### Etymology

• known (English)
• un- (English)
• on- (Middle English (1100-1500))

### 6. unknown

adjective. ['ənˈnoʊn'] being or having an unknown or unnamed source.

• anon.
• nameless
• anonymous
• unnamed

• declared
• detected
• honorable
• native

#### Etymology

• known (English)
• un- (English)
• on- (Middle English (1100-1500))

### 7. unknown

adjective. ['ənˈnoʊn'] not famous or acclaimed.

• unsung
• inglorious

• intrinsic
• faced
• outside

#### Etymology

• known (English)
• un- (English)
• on- (Middle English (1100-1500))

### 8. unknown

adjective. ['ənˈnoʊn'] not known to exist.

• show

#### Etymology

• known (English)
• un- (English)
• on- (Middle English (1100-1500))

### 9. unknown

noun. ['ənˈnoʊn'] a variable whose values are solutions of an equation.

#### Synonyms

• unknown quantity

#### Antonyms

• comprehensible
• connected

#### Etymology

• known (English)
• un- (English)
• on- (Middle English (1100-1500))

### 10. unknown

noun. ['ənˈnoʊn'] anyone who does not belong in the environment in which they are found.

• trespasser
• alien
• intruder
• interloper
• foreigner
• outsider

• nativeness
• constant
• invariable
• consistent

#### Etymology

• known (English)
• un- (English)
• on- (Middle English (1100-1500))
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