Chemical substances with similar structures

Latest answer — October 11, 2026

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A diagram of two molecular structures with similar frameworks and a small difference between them.

Clue explained

Chemical analogs are substances with similar molecular structures, often differing in one or more atoms or chemical groups. That resemblance can lead researchers to compare how the substances behave, but structural similarity by itself doesn’t guarantee identical effects. For example, changing a small part of a molecule can preserve its general framework while altering its properties.

Clue type:
Definition

WaPo Crossword

This clue's Sunday, October 11, 2026 appearance

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The answer to “Chemical substances with similar structures” in the The Washington Post crossword is ANALOGS — a 7-letter word. It most recently appeared in the The Washington Post crossword on October 11, 2026, a Sunday puzzle, at 9-Down. Below you'll find why that fill fits, every other answer we've recorded for this clue, and links into the puzzle it came from.

“Chemical substances with similar structures” answer

ANALOGS (7 letters)

Reveal the solution one letter at a time with the tiles above if you'd rather nudge yourself toward it than see the whole word at once. Just want it outright? The answer is ANALOGS.

What does ANALOGS mean?

Reading the plain dictionary sense of ANALOGS is often the fastest way to see why it answers this clue.

(noun)

  • a person or thing seen as comparable to another

When else has “Chemical substances with similar structures” appeared?

The Washington Post reuses clues across dates, sometimes with a different answer depending on the grid. Here's where this exact clue has shown up, and what the answer was each time — handy when you're checking whether today's fill is the only one.

October 11, 2026 (most recent) → ANALOGS. We haven't indexed another appearance of this exact clue yet.

Frequently asked questions

What is the answer to “Chemical substances with similar structures”?

The answer is ANALOGS, a 7-letter word. It most recently appeared in the The Washington Post crossword on October 11, 2026.

How many letters is the answer to “Chemical substances with similar structures”?

7 letters: ANALOGS.

When did this clue appear?

Most recently in the The Washington Post crossword on October 11, 2026 (a Sunday puzzle), at 9-Down.

Can “Chemical substances with similar structures” have a different answer?

Yes — The Washington Post sometimes reuses a clue with a different solution to fit the grid. The answers we've recorded for each date it appeared are listed above when available.

Where can I find the rest of this day's WaPo Crossword answers?

The full grid for October 11, 2026 is on the WaPo Crossword answers page, with every clue and answer from that puzzle.

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