mills cross: meaning, definition, pronunciation and examples

C2
UK/mɪlz krɒs/US/mɪlz krɔːs/

Technical/academic

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Quick answer

What does “mills cross” mean?

A type of radio telescope array with two linear antennae arranged in a cross shape, invented by astronomer Bernard Mills.

Audio

Pronunciation

Definition

Meaning and Definition

A type of radio telescope array with two linear antennae arranged in a cross shape, invented by astronomer Bernard Mills.

A specific configuration of antennas arranged at right angles to each other (typically north-south and east-west) to improve angular resolution and create a pencil-beam pattern for radio astronomy observations.

Dialectal Variation

British vs American Usage

Differences

No significant differences in meaning or usage. Both varieties use identical technical terminology.

Connotations

Purely technical with no regional connotations.

Frequency

Extremely rare in general discourse; appears exclusively in specialized astronomy/engineering texts in both regions.

Grammar

How to Use “mills cross” in a Sentence

The Mills cross consists of...They constructed a Mills cross to...Observations were made using a Mills cross.

Vocabulary

Collocations

strong
radio telescopeantenna arrayMills cross designBernard Mills
medium
astronomy instrumentcross-shaped arrayresolution improvement
weak
research facilityobservational datacosmic sources

Examples

Examples of “mills cross” in a Sentence

verb

British English

  • The team will mills-cross the antennas tomorrow. (hypothetical/rare)

American English

  • They decided to Mills-cross the array for better resolution. (hypothetical/rare)

adverb

British English

  • The antennas were arranged Mills-cross. (hypothetical/rare)

American English

  • They aligned the receivers Mills-cross. (hypothetical/rare)

adjective

British English

  • The Mills-cross configuration improved sensitivity.

American English

  • They studied Mills-cross antenna patterns.

Usage

Meaning in Context

Business

Not used

Academic

Used in astronomy, astrophysics, and radio engineering papers discussing historical or specific telescope designs.

Everyday

Virtually never used outside specialized contexts.

Technical

Primary context: describing a specific radio telescope configuration with historical significance in radio astronomy development.

Vocabulary

Synonyms of “mills cross”

Strong

Mills-type array

Neutral

cross-shaped arrayperpendicular antenna array

Weak

radio interferometerantenna configuration

Vocabulary

Antonyms of “mills cross”

single-dish telescopeparabolic reflectorlinear array

Watch out

Common Mistakes When Using “mills cross”

  • Using 'Mill's cross' (incorrect apostrophe placement)
  • Capitalizing as 'Mills Cross' in mid-sentence technical text
  • Confusing with optical telescope designs.

FAQ

Frequently Asked Questions

No, it is exclusively a radio telescope design for detecting radio waves from space.

Australian radio astronomer Bernard Yarnton Mills in the early 1950s.

Modern interferometric arrays have largely superseded them, but the design remains historically important and conceptually influential.

No, it should be written as 'Mills cross' without an apostrophe, similar to 'Bunsen burner' or 'Gregorian calendar'.

A type of radio telescope array with two linear antennae arranged in a cross shape, invented by astronomer Bernard Mills.

Mills cross is usually technical/academic in register.

Mills cross: in British English it is pronounced /mɪlz krɒs/, and in American English it is pronounced /mɪlz krɔːs/. Tap the audio buttons above to hear it.

Phrases

Idioms & Phrases

  • None - purely technical term

Learning

Memory Aids

Mnemonic

Imagine MILLS grinding grain into a CROSS shape → Mills cross telescope 'grinds' radio waves into detailed images using crossed antennas.

Conceptual Metaphor

KNOWLEDGE IS PRECISION TOOLS (the crossed configuration represents refined, precise observational capability).

Practice

Quiz

Fill in the gap
The radio telescope configuration was invented by Bernard Mills in Australia.
Multiple Choice

What is the primary advantage of a Mills cross design?