Translation of "Grammatically" in French

The sentence "This sentence is grammatically correct." is grammatically correct.

La phrase « Cette phrase est grammaticalement correcte » est grammaticalement correcte.

- This sentence is grammatically correct.
- This is a grammatically correct sentence.

- Cette phrase est grammaticalement correcte.
- C'est une phrase grammaticalement correcte.

Choose the grammatically incorrect sentence.

Choisissez la phrase grammaticalement incorrecte.

This sentence is grammatically correct.

Cette phrase est grammaticalement correcte.

The sentence is not grammatically accurate.

La phrase n'est pas grammaticalement exacte.

Strictly speaking, this sentence is grammatically incorrect.

À strictement parler, cette phrase n'est pas grammaticalement correcte.

This sentence seems to be grammatically correct.

Cette phrase semble être grammaticalement correcte.

This sentence seems to be correct, grammatically.

Cette phrase semble grammaticalement correcte.

- I don't think this sentence is grammatically correct.
- I don't think that this sentence is grammatically correct.

Je ne pense pas que cette phrase soit grammaticalement correct.

- It's grammatically correct, but native speakers wouldn't say that.
- Grammatically, it's correct, but native speakers wouldn't say something like that.

Grammaticalement, c'est correct mais des locuteurs natifs ne diraient pas quelque chose comme ça.

This sentence sounds natural, but it's not grammatically correct.

Cette phrase sonne bien, mais elle n'est pas grammaticalement correcte.

While this is grammatically correct, you wouldn't express it so in the real life, right?

- Certes, grammaticalement, c'est correct, mais tu ne le formulerais pas ainsi dans la vraie vie, n'est-ce pas ?
- Certes, grammaticalement, c'est correct, mais tu ne le formulerais pas ainsi en situation réelle, n'est-ce pas ?

On Tatoeba, there are a lot of grammatically correct but strange sentences, hardly comprehensible out of context.

Sur Tatoeba, il y a beaucoup de phrases grammaticalement correctes, mais étranges et peu compréhensibles hors de leurs contextes.

- Grammatically there is nothing wrong with this sentence, but I think it would never actually be used.
- Although this sentence has no grammatical mistakes, I think it would practically never be used.
- Though grammatically there is nothing wrong with this sentence, I doubt if anyone would actually ever use it.
- Though grammatically there's nothing wrong with this sentence, I doubt if anyone would actually ever use it.

Même si, grammaticalement, il n'y a pas de problème avec cette phrase, je doute que quelqu'un l'utilise vraiment.