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Definitions

research and development

NOUN
experiment
Synonyms
STRONGEST
analysis attempt enterprise examination exercise experimentation measure observation operation practice probe procedure research search study trial undertaking venture
STRONG
agreement assay check dissection essay fling proof quiz rehearsal scrutiny speculation try try-on tryout verification
WEAK
R and D dry run trial and error trial run
Antonyms
STRONGEST
abstention idleness ignorance inaction neglect
NOUN
experimentation
Synonyms
STRONGEST
experiment testing trial and error
STRONG
analysis examination investigation research trial
WEAK
R & D R and D try out
NOUN
R & D
Synonyms
WEAK
experimentation field work
NOUN
trial
Synonyms
STRONGEST
effort examination experiment investigation probation struggle testing
STRONG
analysis assay attempt audition check crack endeavor essay experience experimentation fling go hassle lick proof shakedown shot showcase stab striving try tryout undertaking venture whack workout
WEAK
R and D dry run test run trial and error trial run
NOUN
trial and error
Synonyms
WEAK
R and D analysis cut and try examination experiment hit and miss hit or miss probe research study tentation test

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The work will support nuclear fuel research and development at Los Alamos National Laboratory.

From Barron's • Apr. 23, 2026

In the memo, Kratsios said the aim was to "systematically undermine American research and development and access proprietary information".

From BBC • Apr. 23, 2026

Beijing over the past five years has directed significant money to quantum computing, fusion energy, military technology, artificial intelligence and other areas of research and development.

From The Wall Street Journal • Apr. 23, 2026

The company invested $3.9 billion in research and development and selling, general and administrative expenses in the past 12 months.

From The Wall Street Journal • Apr. 22, 2026

In 1936 the federal government had spent $33 million on research and development, accounting for 15 percent of the $218 million advanced by all sources, including industry, academia, and philanthropic foundations.

From "Big Science" by Michael Hiltzik