Vocabulary.com is an innovative educational technology platform designed to help individuals of all ages expand their vocabulary and improve their language skills. It uniquely combines an intelligent, comprehensive dictionary with an adaptive learning game that personalizes vocabulary acquisition. Users can learn new words, prepare for tests (like SAT, GRE, TOEFL), and engage in playful competition through leaderboards and challenges. Acquired by IXL Learning in 2020, Vocabulary.com continues its mission to make learning words effective and enjoyable for students, educators, and lifelong learners worldwide.
The headquarters in San Mateo houses IXL Learning's corporate leadership, product development, engineering, marketing, sales, and customer support teams, overseeing brands like Vocabulary.com.
Modern office facilities designed to foster collaboration and innovation, typical of leading technology companies in Silicon Valley. Specific architectural details are not widely publicized.
IXL Learning, including the teams working on Vocabulary.com, fosters a mission-driven work culture focused on leveraging technology to create impactful educational experiences. The environment is often described as collaborative, innovative, and dedicated to improving learning outcomes.
The San Mateo headquarters is significant as the nerve center for IXL Learning's global operations, driving the strategy, development, and dissemination of its widely used educational platforms, including Vocabulary.com.
Vocabulary.com is accessible to users worldwide via its online platform. As part of IXL Learning, its reach is global, supporting students, educators, and self-learners in numerous countries. While physical offices are primarily in the US, the digital nature of Vocabulary.com allows it to function as a global learning tool, with content and support structures designed for an international audience.
777 Mariners Island Blvd, Suite 600
San Mateo
CA
USA
Address: 4242 Six Forks Rd, Suite 1550, Raleigh, NC 27609, USA
Serves as a significant operational site on the East Coast, supporting IXL Learning's growth and product diversification, including resources that complement Vocabulary.com's offerings.
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As of April 2025, Vocabulary.com' leadership includes:
Vocabulary.com has been backed by several prominent investors over the years, including:
There have been no major, publicly announced high-level executive hires or exits specifically for IXL Learning (parent company of Vocabulary.com) widely reported in the last 12 months. The top leadership team appears to be stable. IXL Learning continues to grow its teams internally across various departments.
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Vocabulary.com is part of IXL Learning. The primary email format for IXL Learning employees generally follows common corporate patterns. The most frequently observed format is [first_initial][last]@ixl.com.
[first_initial][last]@ixl.com
Format
jdoe@ixl.com
Example
90%
Success rate
IXL Learning Press Room • January 24, 2024
IXL Learning announced that six of its products, including Vocabulary.com, IXL, Rosetta Stone, Education.com, Wyzant, and TPT, received Tech & Learning Awards of Excellence in the 'Best of 2023' category. This recognition highlights Vocabulary.com's continued impact in providing effective educational tools....more
PR Newswire • August 2, 2023
IXL Learning, the parent company of Vocabulary.com, announced its acquisition of Dictionary.com and Thesaurus.com from Dotdash Meredith. This strategic acquisition further strengthens IXL Learning's portfolio of language and literacy tools, complementing existing offerings like Vocabulary.com....more
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