de·​vel·​op·​men·​tal | \dē-ˌve-ləp-ˈmen-tᵊl \

Definition of developmental 

1a : of, relating to, or being development developmental processes developmental biology broadly : experimental sense 2 developmental aircraft

b : serving economic development developmental highways

2 : designed to assist growth or bring about improvement (as of a skill) developmental toys

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Other Words from developmental

developmentally \-​tᵊl-​ē \ adverb

Synonyms for developmental


experimental, pilot, trial

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Examples of developmental in a Sentence

A drop in temperature can slow the plant's developmental process. a child with developmental abnormalities My theory is still in its developmental stage.
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Recent Examples on the Web

Her staff provides support to individuals of all ages who have intellectual and developmental disabilities, traumatic brain injury and autism spectrum disorders. Michael L. Jackson, Indianapolis Star, "Top Workplaces 2018: Insights Consulting," 10 June 2018 Join The Arts of Life, a creative arts nonprofit that supports artists with intellectual and developmental disabilities, for an Oscars watch party and fundraiser at Tapster in Wicker Park. Sadé Carpenter, RedEye Chicago, "5 Oscars watch parties in Chicago," 2 Mar. 2018 Beanies will donate 15 percent of sales of both dine-in and carryout to Portal Inc., a nonprofit agency dedicated to advancing employment and community life opportunities for people with intellectual or developmental disabilities. Geoff Bruce, Milwaukee Journal Sentinel, "See creepy, kooky 'Addams Family' productions at Cedarburg and Nicolet high schools," 16 Feb. 2018 Golisano, whose net worth is listed by Forbes at $3.4 billion, is renowned for his generosity to health care, higher education and opportunities for those with intellectual and developmental disabilities. Mary Esch, The Seattle Times, "Billionaire takes a property tax stand over pooping geese," 4 Feb. 2018 Established in 2016, the Blake Bortles Foundation supports first responders in Florida and helps embolden children and adults with intellectual and developmental disabilities. Scott Gleeson, USA TODAY, "Bengals fans donate to Blake Bortles' charity to thank him for Jags' win over Steelers," 17 Jan. 2018 The Air Force has now awarded developmental deals for both systems to Lockheed. Kris Osborn, Fox News, "Air Force cites need to defend against enemy's hypersonic weapons," 19 Sep. 2018 In 2015, the company won a million-dollar contract from DARPA, the Defense Department’s developmental wing. David Grossman, Popular Mechanics, "Plasma Thrusters Are About To Have Their Moment," 30 Aug. 2018 In Palo Alto, California, doctors told Olenka Villarreal that her young daughter, Ava, needed vestibular movement—like swinging—to help with her significant developmental challenges. Megan Barber, Curbed, "Why cities need accessible playgrounds," 20 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'developmental.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of developmental

1849, in the meaning defined at sense 1a

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Last Updated

18 Dec 2018

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Time Traveler for developmental

The first known use of developmental was in 1849

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English Language Learners Definition of developmental

: of or relating to the growth or development of someone or something

: designed to help a child grow or learn

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Comments on developmental

What made you want to look up developmental? Please tell us where you read or heard it (including the quote, if possible).


a knickknack or trinket

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