Define by Jill

Define by Jill

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Registered Cosmetic Nurse and owner of Define by Jill. She is clinically guided and focused on natural facial harmony.

With 17 years’ experience in cosmetic Nursing, I specialise in natural-looking aesthetic treatments that help clients look refreshed and feel confident. Define by Jill is owned by Jill McIver, a registered nurse (RN NMW0001003228) and talented aesthetician with over a decade of experience. Passionate about helping people look as youthful as they feel, Jill has performed more than 20,000 treatments

24/07/2026

Even on the coldest, cloudiest days, your skin deserves protection.
The Simka Collection brings daily defence and nourishment for radiant skin.

22/07/2026

Your desired outcome. Our expertise.

Great results start with great planning. Your consultation is where we map out the best path to get you to where you want to be.

Photos from Define by Jill's post 21/07/2026

Stubborn skin concerns? It may be time to go deeper.

Microneedling with our medical-grade amiea med device helps stimulate collagen, refine texture, minimise pores and improve overall skin quality.

Your skin’s next level starts here.

20/07/2026

Deep hydration. Radiant glow. Skin that speaks for itself.

Photos from Define by Jill's post 17/07/2026

Beautiful skin isn’t created in a single appointment. It’s cultivated through consistency, expert guidance, and a personalised treatment journey.

At Define by Jill, we believe in treatment plans tailored to your unique concerns, combining advanced technologies and regenerative therapies to achieve refined, natural looking results.

Your journey may include:
• Ultraformer MPT
• PRP & PRF
• Microneedling
• Bioremodelling
• PDO Threads
• Skin Boosters
• Medical-Grade Skincare
& more!

The most beautiful results are achieved over time, with intention, consistency, and treatments designed to support your skin at every stage. Let's start with a consultation.

13/07/2026

True luxury in aesthetics is knowing when less is more.

Thoughtfully planned treatments can enhance facial harmony, soften signs of ageing, and maintain natural expression while respecting the features that make you uniquely you.

At Define by Jill, we take a personalised approach to every treatment, focusing on subtle, balanced outcomes that complement your individual facial anatomy.

12/07/2026

We stock Dermaviduals and SIMKA skincare because real results come from products tailored to your skin, not just your treatment. Let us help you build a routine that actually works.

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Telephone

Address


Shop 1, 34-36 Macquarie Street
Windsor, NSW
2756